Alternators The disadvantaged of a short pitched coil is that _______ Voltage round the coil is reduced Waveform becomes non-sinusoidal Harmonics are introduced None of the listed here Voltage round the coil is reduced Waveform becomes non-sinusoidal Harmonics are introduced None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the armature reaction will be completely magnetizing in case the load power factor is 0.866 Unity Zero lagging Zero leading 0.866 Unity Zero lagging Zero leading ANSWER DOWNLOAD EXAMIANS APP
Alternators Which harmonic will be totally eliminate in an alternator by using a fractional pitch of 4/5 ? Seventh Third Fifth Ninth Seventh Third Fifth Ninth ANSWER DOWNLOAD EXAMIANS APP
Alternators Excessive windage loss and noise occur with Either cylindrical or salient Salient pole rotors None of the listed here Cylindrical rotors Either cylindrical or salient Salient pole rotors None of the listed here Cylindrical rotors ANSWER DOWNLOAD EXAMIANS APP
Alternators The voltage regulation of an alternator depends on Both load current and pf Load current only None of the listed here Power factor only Both load current and pf Load current only None of the listed here Power factor only ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is generally _______ armature resistance. 10 to 100 times greater than 5 times greater than 10 times smaller than 5 times smaller than 10 to 100 times greater than 5 times greater than 10 times smaller than 5 times smaller than ANSWER DOWNLOAD EXAMIANS APP
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